<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="utf-8">
<title>用户登录界面模板</title>
<meta name="description"
	content="particles.js is a lightweight JavaScript library for creating particles.">
<meta name="author" content="Vincent Garreau" />
<meta name="viewport"
	content="width=device-width, initial-scale=1.0, minimum-scale=1.0, maximum-scale=1.0, user-scalable=no">
<link rel="stylesheet" media="screen" href="style.css">
<link rel="stylesheet" type="text/css" href="reset.css" />
<link rel="stylesheet"
	href="https://cdn.jsdelivr.net/npm/bootstrap@4.5.0/dist/css/bootstrap.min.css"
	integrity="sha384-9aIt2nRpC12Uk9gS9baDl411NQApFmC26EwAOH8WgZl5MYYxFfc+NcPb1dKGj7Sk"
	crossorigin="anonymous">
</head>
<body>

	<div id="particles-js">
		<div class="login">
			<div class="login-top">登录</div>
			<form action="/login">
				<div class="login-center clearfix">
					<div class="login-center-img">
						<img src="name.png" />
					</div>
					<div class="login-center-input">
						<input type="text" name="userName" value="admin"
							placeholder="请输入您的用户名" onfocus="this.placeholder=''"
							onblur="this.placeholder='请输入您的用户名'" />
						<div class="login-center-input-text">用户名</div>
					</div>
				</div>
				<div class="login-center clearfix">
					<div class="login-center-img">
						<img src="password.png" />
					</div>
					<div class="login-center-input">
						<input type="password" name="passWord" value="20202020"
							placeholder="请输入您的密码" onfocus="this.placeholder=''"
							onblur="this.placeholder='请输入您的密码'" />
						<div class="login-center-input-text">密码</div>
					</div>
				</div>
				<div class="login-button">
					<input class="btn btn-primary btn-lg btn-block" type="submit"
						value="登陆">
				</div>
			</form>
		</div>
		<div class="sk-rotating-plane"></div>
	</div>

	<!-- scripts -->
	<script src="particles.min.js"></script>
	<script src="app.js"></script>
	<script type="text/javascript">
		/* 		function hasClass(elem, cls) {
		 cls = cls || '';
		 if (cls.replace(/\s/g, '').length == 0)
		 return false; //当cls没有参数时，返回false
		 return new RegExp(' ' + cls + ' ').test(' ' + elem.className + ' ');
		 }

		 function addClass(ele, cls) {
		 if (!hasClass(ele, cls)) {
		 ele.className = ele.className == '' ? cls : ele.className + ' '
		 + cls;
		 }
		 }

		 function removeClass(ele, cls) {
		 if (hasClass(ele, cls)) {
		 var newClass = ' ' + ele.className.replace(/[\t\r\n]/g, '')
		 + ' ';
		 while (newClass.indexOf(' ' + cls + ' ') >= 0) {
		 newClass = newClass.replace(' ' + cls + ' ', ' ');
		 }
		 ele.className = newClass.replace(/^\s+|\s+$/g, '');
		 }
		 } */
		/* 		document.querySelector(".login-button").onclick = function() {
		 addClass(document.querySelector(".login"), "active")
		 setTimeout(
		 function() {
		 addClass(document.querySelector(".sk-rotating-plane"),
		 "active")
		 document.querySelector(".login").style.display = "none"
		 }, 800)
		 setTimeout(function() {
		 removeClass(document.querySelector(".login"), "active")
		 removeClass(document.querySelector(".sk-rotating-plane"),
		 "active")
		 document.querySelector(".login").style.display = "block"
		 alert("登录成功")

		 }, 5000)
		 } */
	</script>

</body>
</html>